Which can be excluded due to the absence of fossil records A. the body of a jellyfish
B. the shell of a crab
C. a dinosaur's backbone
D. the shell of a snail

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

When water dissolves sugar, which process is not involved? o dissociation o hydration o surface area of the solute increases sa

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate